Dar Dixon

Cristina looks to Meredith for advice as she assesses her future at the hospital. Derek and Amelia work together on a difficult surgery involving conjoined twins. Meanwhile, Jo is spread too thin when she tries to work on several cases at once and Stephanie realizes the truth about Bailey's bubble boy case.

Billionaire entrepreneur Edward Vogler buys his way into becoming chairman of the board with plans to use the facility as a new biotech venture, which could mean the hospital no longer needs the services of Dr. House.

As Kevin stresses about the premiere of his play, he receives support from an unexpected source. Randall struggles under the pressure of both his work and ailing father. Rebecca and Jack's Valentine's Day doesn't go as planned.

Kara goes toe-to-toe with Astra (recurring guest star LAURA BENANTI) when her aunt challenges Kara's beliefs about her mother. Also, Cat is threatened with being removed as the CEO of CatCo after a hacker exposes her private and damaging emails.

During a series of rolling blackouts, the team tracks a serial killer in Los Angeles who targets families.

The team investigates when a Navy commander's body washes ashore along with the bodies of two drug traffickers.